@article{ref1,
title="Amphetamine use and abuse in psychiatric patients",
journal="Archives of general psychiatry",
year="1968",
author="Rockwell, D. A. and Ostwald, P.",
volume="18",
number="5",
pages="612-616",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-990X",
doi="",
url="http://dx.doi.org/"
}